First of all i would ignore it i would also try to express your feelings and write your feelings in a diary and last but not least i would see a therapist to talk about your personal problems
I think that if regulations required advertisers to use varieties of more realistic health bodies, people would begin to feel more confident about their body shape because they would see bodies that look similar to theirs being touted as 'healthy' and 'fit'.
It depends on if the mother and father have dominant or recessive alleles or genes